Introduce PKGBUILD for Arch Linux AUR builds (flameshot-org#3895)

Signed-off-by: Piotr Bocheński <[email protected]>

Author: b0ch3nski

PKGBUILD

@@ -0,0 +1,49 @@
+pkgname=flameshot-git
+_pkgname=flameshot
+pkgver=r1981.86a646c3
+pkgrel=1
+pkgdesc="Powerful yet simple to use screenshot software"
+arch=('i686' 'x86_64' 'aarch64' 'armv7h')
+url="https://github.com/flameshot-org/flameshot"
+license=('GPL-3.0-or-later')
+depends=('qt5-svg' 'hicolor-icon-theme' 'kguiaddons5')
+makedepends=('qt5-tools' 'cmake')
+optdepends=(
+    'gnome-shell-extension-appindicator: for system tray icon if you are using Gnome'
+    'grim: for wlroots wayland support'
+    'xdg-desktop-portal: for wayland support, you will need the implementation for your wayland desktop environment'
+    'qt5-imageformats: for additional export image formats (e.g. tiff, webp, and more)'
+)
+provides=(flameshot)
+conflicts=(flameshot)
+source=()
+
+prepare() {
+    cp -R "${startdir}/" "${srcdir}/${_pkgname}/"
+}
+
+pkgver() {
+    cd "${srcdir}/${_pkgname}"
+
+    printf "r%s.%s" "$(git rev-list --count HEAD)" "$(git rev-parse --short HEAD)"
+}
+
+build() {
+    cd "${srcdir}/${_pkgname}"
+
+    cmake -B build -S . \
+        -DCMAKE_POLICY_VERSION_MINIMUM=3.5 \
+        -DCMAKE_BUILD_TYPE=None \
+        -DCMAKE_INSTALL_PREFIX=/usr \
+        -DUSE_WAYLAND_CLIPBOARD=1 \
+        -DDISABLE_UPDATE_CHECKER=1 \
+        -Wno-dev
+
+    cmake --build build
+}
+
+package() {
+    cd "${srcdir}/${_pkgname}"
+
+    DESTDIR="${pkgdir}" cmake --install build
+}